#include<stdio.h>
#include<math.h>
#include<Windows.h>
int main()
{
	int isprime,i1,i2,i3,d,s;
	s=0;
	for(isprime=6;isprime<=100;isprime=isprime+2)
	{
		for(i1=3;i1<=isprime/2;i1++)
		{
				for(i2=2;i2<=i1/2;i2++)
				
					if(i1%i2==0)break;
				if(i1/2<=i2)
					d=isprime-i1;
			    for(i3=2;i3<=d/2;i3++)
                if(d%i3==0)
                    break;
				if(i3>d/2)
					{
					printf("%d=%d+%d\t\t",isprime,i1,d);
					s++;
					break;
					}
				}
				if(s%4==0)
                    printf("\n");
	}
	system("pause");
	return 0;
}